@1771technologies/lytenyte-pro/dist/cell-selection/is-overlapping-rect.js

Blazingly fast headless React data grid with 100s of features.

export function isOverlappingRect(rect1, rect2) {
    return !(rect1.rowEnd < rect2.rowStart ||
        rect1.rowStart > rect2.rowEnd ||
        rect1.columnEnd < rect2.columnStart ||
        rect1.columnStart > rect2.columnEnd);
}